9. On the side of the road, a herd boy was herding _______. A. kites B. hay C. cattle D. blackberries 10. We have to work much _______ usual to earn money to support our family. A. as hard as B. more hard than C. harder than D. the hardest 11. My favourite leisure activity is people watching. _______. A. That sounds so weird B. Thats all right C. OK. Thats what youre chosen D. Sure. Its very entertaining 12. _______ ethnic Khmer live in _______ Mekong Delta of Viet Nam. A. The/- B. The/a C. A/the D. The/the 13. _______ ethnic group has a larger population, the Tay or the H mong? A. What B. Which C. When D. Who 14. _______ should chidren do yoga too? - Because it is good for their health. A. Why B. What C. How D. When 15. Sorry, but my train is at 6.00. I _______ leave now. A. shouldnt B. mustnt C. ought to D. have to